DE69630512D1 - POWER AMPLIFIER AND COMMUNICATION DEVICE - Google Patents

POWER AMPLIFIER AND COMMUNICATION DEVICE

Info

Publication number
DE69630512D1
DE69630512D1 DE69630512T DE69630512T DE69630512D1 DE 69630512 D1 DE69630512 D1 DE 69630512D1 DE 69630512 T DE69630512 T DE 69630512T DE 69630512 T DE69630512 T DE 69630512T DE 69630512 D1 DE69630512 D1 DE 69630512D1
Authority
DE
Germany
Prior art keywords
communication device
power amplifier
amplifier
power
communication
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE69630512T
Other languages
German (de)
Other versions
DE69630512T2 (en
Inventor
Masaaki Nishijima
Taketo Kunihisa
Osamu Ishikawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of DE69630512D1 publication Critical patent/DE69630512D1/en
Application granted granted Critical
Publication of DE69630512T2 publication Critical patent/DE69630512T2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/68—Combinations of amplifiers, e.g. multi-channel amplifiers for stereophonics
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/60—Amplifiers in which coupling networks have distributed constants, e.g. with waveguide resonators
    • H03F3/602—Combinations of several amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/72—Gated amplifiers, i.e. amplifiers which are rendered operative or inoperative by means of a control signal
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/294—Indexing scheme relating to amplifiers the amplifier being a low noise amplifier [LNA]
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/372—Noise reduction and elimination in amplifier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/72—Indexing scheme relating to gated amplifiers, i.e. amplifiers which are rendered operative or inoperative by means of a control signal
    • H03F2203/7215—Indexing scheme relating to gated amplifiers, i.e. amplifiers which are rendered operative or inoperative by means of a control signal the gated amplifier being switched on or off by a switch at the input of the amplifier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/72—Indexing scheme relating to gated amplifiers, i.e. amplifiers which are rendered operative or inoperative by means of a control signal
    • H03F2203/7221—Indexing scheme relating to gated amplifiers, i.e. amplifiers which are rendered operative or inoperative by means of a control signal the gated amplifier being switched on or off by a switch at the output of the amplifier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/72—Indexing scheme relating to gated amplifiers, i.e. amplifiers which are rendered operative or inoperative by means of a control signal
    • H03F2203/7231—Indexing scheme relating to gated amplifiers, i.e. amplifiers which are rendered operative or inoperative by means of a control signal the gated amplifier being switched on or off by putting into cascade or not, by choosing between amplifiers by one or more switch(es)
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/72—Indexing scheme relating to gated amplifiers, i.e. amplifiers which are rendered operative or inoperative by means of a control signal
    • H03F2203/7233—Indexing scheme relating to gated amplifiers, i.e. amplifiers which are rendered operative or inoperative by means of a control signal the gated amplifier, switched on or off by putting into parallel or not, by choosing between amplifiers by one or more switch(es), being impedance adapted by switching an adapted passive network
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/72—Indexing scheme relating to gated amplifiers, i.e. amplifiers which are rendered operative or inoperative by means of a control signal
    • H03F2203/7236—Indexing scheme relating to gated amplifiers, i.e. amplifiers which are rendered operative or inoperative by means of a control signal the gated amplifier being switched on or off by putting into parallel or not, by choosing between amplifiers by (a ) switch(es)

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Transmitters (AREA)
  • Microwave Amplifiers (AREA)
DE69630512T 1995-09-29 1996-09-25 POWER AMPLIFIER AND COMMUNICATION DEVICE Expired - Lifetime DE69630512T2 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP25320495 1995-09-29
JP25320495 1995-09-29
JP454896 1996-01-16
JP454896 1996-01-16
PCT/JP1996/002770 WO1997013320A1 (en) 1995-09-29 1996-09-25 Power amplifier and communication device

Publications (2)

Publication Number Publication Date
DE69630512D1 true DE69630512D1 (en) 2003-12-04
DE69630512T2 DE69630512T2 (en) 2004-05-06

Family

ID=26338355

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69630512T Expired - Lifetime DE69630512T2 (en) 1995-09-29 1996-09-25 POWER AMPLIFIER AND COMMUNICATION DEVICE

Country Status (6)

Country Link
US (4) US6111459A (en)
EP (1) EP0795956B1 (en)
JP (2) JP2008295088A (en)
CN (1) CN1081850C (en)
DE (1) DE69630512T2 (en)
WO (1) WO1997013320A1 (en)

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* Cited by examiner, † Cited by third party
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US7515896B1 (en) 1998-10-21 2009-04-07 Parkervision, Inc. Method and system for down-converting an electromagnetic signal, and transforms for same, and aperture relationships
US6188277B1 (en) * 1998-08-19 2001-02-13 Harris Corporation Power amplifier having monitoring and circuit protection
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US7039372B1 (en) 1998-10-21 2006-05-02 Parkervision, Inc. Method and system for frequency up-conversion with modulation embodiments
US6370371B1 (en) 1998-10-21 2002-04-09 Parkervision, Inc. Applications of universal frequency translation
US6879817B1 (en) 1999-04-16 2005-04-12 Parkervision, Inc. DC offset, re-radiation, and I/Q solutions using universal frequency translation technology
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US7693230B2 (en) 1999-04-16 2010-04-06 Parkervision, Inc. Apparatus and method of differential IQ frequency up-conversion
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Also Published As

Publication number Publication date
US6313700B1 (en) 2001-11-06
WO1997013320A1 (en) 1997-04-10
US6313699B1 (en) 2001-11-06
EP0795956A1 (en) 1997-09-17
DE69630512T2 (en) 2004-05-06
JP2008295088A (en) 2008-12-04
CN1166246A (en) 1997-11-26
EP0795956B1 (en) 2003-10-29
EP0795956A4 (en) 1998-12-09
US6489843B1 (en) 2002-12-03
JP2011142692A (en) 2011-07-21
US6111459A (en) 2000-08-29
CN1081850C (en) 2002-03-27

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